Home / 56,193,828.80-84,290,743.20-15,804,312.80

Finding the Fourth Proportional to 56,193,828.80, 84,290,743.20 and 15,804,312.80

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Solution

The fourth proportional to 56,193,828.80, 84,290,743.20 and 15,804,312.80 is: 23,706,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,193,828.80 : 84,290,743.20 = 15,804,312.80 : x
  2. Step 2: Convert to fraction form
    56,193,828.80/84,290,743.20 = 15,804,312.80/x
  3. Step 3: Cross multiply
    56,193,828.80x = 84,290,743.20 × 15,804,312.80
  4. Step 4: Simplify right side
    56,193,828.80x = 1,332,157,271,677,273
  5. Step 5: Solve for x
    x = 1,332,157,271,677,273/56,193,828.80
  6. Step 6: Final answer
    x = 23,706,469.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.